Researchers have shown the original kilogram is likely to be tens of micrograms heavier than it was when the first standard was set in 1875.
Southampton scientists develop strong, light glass nanofibres
Dr Gilberto Brambilla and Professor Sir David Payne announce creation of the new material – the strongest and lightest yet made.

Modified silicon carbide crystals could be better than diamond
University of Würzburg physicists have modified silicon carbide crystals and found that they may have application in quantum computing.
Graphene oxide soaks up radioactive waste
Rice, Moscow State universities collaborate on solution to toxic groundwater woes.

New biosensor monitors water quality
Device monitors microcystin-LR, a cyanobacterial toxin, in sources of drinking water supplies using carbon nanotube arrays.
Changing our material future, layer by layer
Researchers are aiming to develop a new class of materials with remarkable properties using one atom-thick substances such as graphene in a new collaborative project.
Food additive enables printed materials for soft robotics
University of Wollogong researchers have printed materials which can actuate and strain gauge.

A festive switch: OLEDs instead of candles?
What would it take for you to replace your old-fashioned candles with modern LEDs this Christmas time?
The secret of nanoparticle packing in cement
A research group partly financed by the Swiss National Science Foundation has been researching the perfect composition of Portland cement.
NREL and Johnson Matthey announce 5-year collaboration on biofuels
Goal is to develop new catalysts to lower costs for producing biofuels.